311 
Figure 2. Relationship between Levels of GCRP Data Usage and DSI 
Information Requirements. 
Universe of Data Sets — 
No DSI information required. 
6CRP Investigated Level 
Data set information. 
Retrieval assistance information. 
Data entry person information. 
GCRP Accessed Level 
Data set information. 
Retrieval assistance information. 
Data entry person information. 
GCRP uses/usefulness information. 
GCRP Acquired and Generated Levels — 
Data set information. 
Retrieval assistance information. 
Data entry person information. 
GCRP uses/usefulness information. 
GCRP acquisition and storage info. 
high 
4 
Amount 
of 
detail 
per 
info 
category 
low